feat(widget): Add SpinButtonModel

Enables convenient handling of spin messages, and specifying steppings, minimum, and maximum values

src/widget/settings/item.rs

@@ -6,11 +6,14 @@ use crate::{Element, Renderer};
 /// A setting within a settings view section.
 #[must_use]
 #[allow(clippy::module_name_repetitions)]
-pub fn item<'a, Message: 'static>(title: &'a str, widget: impl Into<Element<'a, Message>>) -> iced::widget::Row<'a, Message, Renderer> {
+pub fn item<'a, Message: 'static>(
+    title: impl ToString,
+    widget: impl Into<Element<'a, Message>>,
+) -> iced::widget::Row<'a, Message, Renderer> {
     item_row(vec![
         iced::widget::text(title).into(),
         iced::widget::horizontal_space(iced::Length::Fill).into(),
-        widget.into()
+        widget.into(),
     ])
 }
 
@@ -23,4 +26,3 @@ pub fn item_row<Message>(children: Vec<Element<Message>>) -> iced::widget::Row<M
         .padding([0, 8])
         .spacing(12)
 }
-

src/widget/settings/mod.rs

@@ -5,10 +5,10 @@ mod item;
 mod section;
 
 pub use self::item::{item, item_row};
-pub use self::section::{Section, view_section};
+pub use self::section::{view_section, Section};
 
 use crate::{Element, Renderer};
-use iced::widget::{Column, column};
+use iced::widget::{column, Column};
 
 /// A column with a predefined style for creating a settings panel
 #[must_use]

src/widget/settings/section.rs

@@ -1,21 +1,23 @@
 // Copyright 2022 System76 <info@system76.com>
 // SPDX-License-Identifier: MPL-2.0
 
-use crate::{Element};
-use crate::widget::{ListColumn};
+use crate::widget::ListColumn;
+use crate::Element;
 use iced::widget::{column, text};
+use std::borrow::Cow;
 
 /// A section within a settings view column.
 #[must_use]
-pub fn view_section<Message: 'static>(
-    title: &str,
-) -> Section<Message> {
-    Section { title, children: ListColumn::default() }
+pub fn view_section<'a, Message: 'static>(title: impl Into<Cow<'a, str>>) -> Section<'a, Message> {
+    Section {
+        title: title.into(),
+        children: ListColumn::default(),
+    }
 }
 
 pub struct Section<'a, Message> {
-    title: &'a str,
-    children: ListColumn<'a, Message>
+    title: Cow<'a, str>,
+    children: ListColumn<'a, Message>,
 }
 
 impl<'a, Message: 'static> Section<'a, Message> {
@@ -28,12 +30,10 @@ impl<'a, Message: 'static> Section<'a, Message> {
 
 impl<'a, Message: 'static> From<Section<'a, Message>> for Element<'a, Message> {
     fn from(data: Section<'a, Message>) -> Self {
-        let title = text(data.title)
-            .font(crate::font::FONT_SEMIBOLD)
-            .into();
+        let title = text(data.title).font(crate::font::FONT_SEMIBOLD).into();
 
         column(vec![title, data.children.into_element()])
             .spacing(8)
             .into()
     }
-}
+}